must strike
Verbo irregolare: strike - struck- struck, stricken

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must strike
you must strike
she must strike
we must strike
you must strike
they must strike 	I must be striking
you must be striking
she must be striking
we must be striking
you must be striking
they must be striking	I must have struck, stricken
you must have struck, stricken
she must have struck, stricken
we must have struck, stricken
you must have struck, stricken
they must have struck, stricken	I must have been striking
you must have been striking
she must have been striking
we must have been striking
you must have been striking
they must have been striking	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not strike
you must not strike
she must not strike
we must not strike
you must not strike
they must not strike 	I must not be striking
you must not be striking
she must not be striking
we must not be striking
you must not be striking
they must not be striking	I must not have struck, stricken
you must not have struck, stricken
she must not have struck, stricken
we must not have struck, stricken
you must not have struck, stricken
they must not have struck, stricken	I must not have been striking
you must not have been striking
she must not have been striking
we must not have been striking
you must not have been striking
they must not have been striking	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I strike?
must you strike?
must she strike?
must we strike?
must you strike?
must they strike? 	must I be striking?
must you be striking?
must she be striking?
must we be striking?
must you be striking?
must they be striking? 	must I have struck, stricken?
must you have struck, stricken?
must she have struck, stricken?
must we have struck, stricken?
must you have struck, stricken?
must they have struck, stricken? 	must I have been striking?
must you have been striking?
must she have been striking?
must we have been striking?
must you have been striking?
must they have been striking? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not strike?
must you not strike?
must she not strike?
must we not strike?
must you not strike?
must they not strike? 	must I not be striking?
must you not be striking?
must she not be striking?
must we not be striking?
must you not be striking?
must they not be striking? 	must I not have struck, stricken?
must you not have struck, stricken?
must she not have struck, stricken?
must we not have struck, stricken?
must you not have struck, stricken?
must they not have struck, stricken? 	must I not have been striking?
must you not have been striking?
must she not have been striking?
must we not have been striking?
must you not have been striking?
must they not have been striking?